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The first release COSMOS optical and near-IR data and catalog

  • P. Capak
  • , H. Aussel
  • , M. Ajiki
  • , H. J. McCracken
  • , B. Mobasher
  • , N. Scoville
  • , P. Shopbell
  • , Y. Taniguchi
  • , D. Thompson
  • , S. Tribiano
  • , S. Sasaki
  • , A. W. Blain
  • , M. Brusa
  • , C. Carilli
  • , A. Comastri
  • , C. M. Carollo
  • , P. Cassata
  • , J. Colbert
  • , R. S. Ellis
  • , M. Elvis
  • M. Giavalisco, W. Green, L. Guzzo, G. Hasinger, O. Ilbert, C. Impey, K. Jahnke, J. Kartaltepe, J. P. Kneib, J. Koda, A. Koekemoer, Y. Komiyama, A. Leauthaud, O. Lefevre, S. Lilly, C. Liu, R. Massey, S. Miyazaki, T. Murayama, T. Nagao, J. A. Peacock, A. Pickles, C. Porciani, A. Renzini, J. Rhodes, M. Rich, M. Salvato, D. B. Sanders, C. Scarlata, D. Schiminovich, E. Schinnerer, M. Scodeggio, K. Sheth, Y. Shioya, L. A.M. Tasca, J. E. Taylor, L. Yan, G. Zamorani
  • California Institute of Technology
  • University of Hawai'i at Mānoa
  • Université Paris VII
  • Tohoku University
  • Institut d'Astrophysique de Paris
  • Space Telescope Science Institute
  • Ehime University
  • University of Arizona
  • American Museum of Natural History
  • City University of New York
  • Max Planck Institute for Extraterrestrial Physics
  • National Science Foundation
  • Osservatorio Astronomico di Bologna
  • Swiss Federal Institute of Technology Zurich
  • Osservatorio Astronomico di Brera
  • Harvard-Smithsonian Ctr. Astrophys.
  • Max Planck Institute for Astronomy
  • LAM
  • National Astronomical Observatory of Japan (NAOJ)
  • Osservatorio Astrofisico Di Arcetri, Florence
  • University of Edinburgh
  • European Southern Observatory
  • University of Padua
  • Jet Propulsion Laboratory, California Institute of Technology
  • University of California at Los Angeles
  • Columbia University
  • Istituto di Astrofisica Spaziale e Fisica Cosmica di Bologna

Research output: Contribution to journalArticlepeer-review

721 Scopus citations

Abstract

We present imaging data and photometry for the COSMOS survey in 15 photometric bands between 0.3 and 2.4 μm. These include data taken on the Subaru 8.3 m telescope, the KPNO and CTIO 4 m telescopes, and the CFHT 3.6 m telescope. Special techniques are used to ensure that the relative photometric calibration is better than 1 % across the field of view. The absolute photometric accuracy from standard-star measurements is found to be 6%. The absolute calibration is corrected using galaxy spectra, providing colors accurate to 2% or better. Stellar and galaxy colors and counts agree well with the expected values. Finally, as the first step in the scientific analysis of these data we construct panchromatic number counts which confirm that both the geometry of the universe and the galaxy population are evolving.

Original languageEnglish
Pages (from-to)99-116
Number of pages18
JournalAstrophysical Journal, Supplement Series
Volume172
Issue number1
DOIs
StatePublished - 2007

Keywords

  • Cosmology: observations
  • Galaxies: evolution
  • Large-scale structure of universe
  • Surveys

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